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* [PATCH net-next] net: fs_enet: remove redundant null check
@ 2020-07-20 11:12 Zhang Changzhong
  2020-07-21  0:42 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Zhang Changzhong @ 2020-07-20 11:12 UTC (permalink / raw)
  To: pantelis.antoniou, davem, kuba; +Cc: linuxppc-dev, netdev, linux-kernel

Because clk_prepare_enable and clk_disable_unprepare already
checked NULL clock parameter, so the additional checks are
unnecessary, just remove them.

Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>
---
 drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
index b0d4b198..bf846b4 100644
--- a/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
+++ b/drivers/net/ethernet/freescale/fs_enet/fs_enet-main.c
@@ -1043,8 +1043,7 @@ static int fs_enet_probe(struct platform_device *ofdev)
 out_free_dev:
 	free_netdev(ndev);
 out_put:
-	if (fpi->clk_per)
-		clk_disable_unprepare(fpi->clk_per);
+	clk_disable_unprepare(fpi->clk_per);
 out_deregister_fixed_link:
 	of_node_put(fpi->phy_node);
 	if (of_phy_is_fixed_link(ofdev->dev.of_node))
@@ -1065,8 +1064,7 @@ static int fs_enet_remove(struct platform_device *ofdev)
 	fep->ops->cleanup_data(ndev);
 	dev_set_drvdata(fep->dev, NULL);
 	of_node_put(fep->fpi->phy_node);
-	if (fep->fpi->clk_per)
-		clk_disable_unprepare(fep->fpi->clk_per);
+	clk_disable_unprepare(fep->fpi->clk_per);
 	if (of_phy_is_fixed_link(ofdev->dev.of_node))
 		of_phy_deregister_fixed_link(ofdev->dev.of_node);
 	free_netdev(ndev);
-- 
1.8.3.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH net-next] net: fs_enet: remove redundant null check
  2020-07-20 11:12 [PATCH net-next] net: fs_enet: remove redundant null check Zhang Changzhong
@ 2020-07-21  0:42 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2020-07-21  0:42 UTC (permalink / raw)
  To: zhangchangzhong
  Cc: pantelis.antoniou, kuba, linuxppc-dev, netdev, linux-kernel

From: Zhang Changzhong <zhangchangzhong@huawei.com>
Date: Mon, 20 Jul 2020 19:12:33 +0800

> Because clk_prepare_enable and clk_disable_unprepare already
> checked NULL clock parameter, so the additional checks are
> unnecessary, just remove them.
> 
> Signed-off-by: Zhang Changzhong <zhangchangzhong@huawei.com>

Applied.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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